20667367049

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{2393}}^1\times {\mathrm{4099}}^1$

素因数の和:6549

約数の個数: 24

約数和(自身を含む): 24617023200

約数和(自身を除く): 3949656151

約数列:

[1, 7, 43, 49, 301, 2107, 2393, 4099, 16751, 28693, 102899, 117257, 176257, 200851, 720293, 1233799, 5042051, 8636593, 9808907, 68662349, 421783001, 480636443, 2952481007, 20667367049]

約数ペア:

[(1, 20667367049), (7, 2952481007), (43, 480636443), (49, 421783001), (301, 68662349), (2107, 9808907), (2393, 8636593), (4099, 5042051), (16751, 1233799), (28693, 720293), (102899, 200851), (117257, 176257)]